What are asteroids, meteors, comets, and moons? I will know the difference between moons, asteroids, comets, and meteoroids, meteors, and meteorites I will also know the reason for the different phases of the moon. What are asteroids, meteors, comets, and moons?

Asteroids Rocky mass Revolves around the sun Usually in asteroid belt All different sizes and shapes Can come into contact with Earth, but usually don’t. https://www.youtube.com/watch?v=auxpcdQimCs

Meteoroids, Meteor, Meteorite Small piece of rock moving in space Meteor Has entered Earth’s atmosphere Heats up as it moves Meteorite Has landed on Earth Causes craters

Meteoroids, Meteor, Meteorite Small piece of rock moving in space Meteor Has entered Earth’s atmosphere Heats up as it moves Meteorite Has landed on Earth Causes craters

Comets Frozen Made of ice and dust Orbit in elliptical paths Come from outside the solar system Have tails because of the sun https://www.nasa.gov/mediacast/jpl/whats-up-january-2016

Dwarfs planets and Pluto What factors make Pluto different from the planets? https://www.youtube.com/watch?v=FqX2YdnwtRc

Dwarfs planets and Pluto What factors make Pluto different from the planets? Planets must: Orbit the sun Have enough gravity to pull itself into a spherical shape Have cleared everything else out of its orbital path. https://www.youtube.com/watch?v=FqX2YdnwtRc

Extra resources https://www.youtube.com/watch?v=kAJHVII3_-0 https://www.youtube.com/watch?v=pTZMgoh663I